38967838

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 74405520

約数和(自身を除く): 35437682

約数列:

[1, 2, 7, 13, 14, 26, 49, 73, 91, 98, 146, 182, 419, 511, 637, 838, 949, 1022, 1274, 1898, 2933, 3577, 5447, 5866, 6643, 7154, 10894, 13286, 20531, 30587, 38129, 41062, 46501, 61174, 76258, 93002, 214109, 266903, 397631, 428218, 533806, 795262, 1498763, 2783417, 2997526, 5566834, 19483919, 38967838]

約数ペア:

[(1, 38967838), (2, 19483919), (7, 5566834), (13, 2997526), (14, 2783417), (26, 1498763), (49, 795262), (73, 533806), (91, 428218), (98, 397631), (146, 266903), (182, 214109), (419, 93002), (511, 76258), (637, 61174), (838, 46501), (949, 41062), (1022, 38129), (1274, 30587), (1898, 20531), (2933, 13286), (3577, 10894), (5447, 7154), (5866, 6643)]